Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Mar 31, 2020, 06:57 AM
  • 20 0073_20 0072_03312020_000800.mp4

Date
03/30/2020
W/O
818456
Weather
Dry
Operator/Surveyor
S. LOPEZ
Sewer ID
Z00742
PipeID
P18994
Time
11:57 PM
Certificate
U-111-11880
System Owner
LACSD
Date Cleaned
Pre-Cleaning
No Pre-Cleaning
Media Label
K7507
Sewer Name
20 TRUNK "A"
City
PALMDALE
Loc. details
Light Highway
Location Code
C
Use of Sewer
Sanitary Sewer
District
District 20
Page No.
02
Purpose
Routine Assessment
Project
RFIR_WO_818456_TV20023_MAR2020
Sewer Type
Gravity
Material
NRCP
Shape
Circular
Height
18 in.
Width
18 in.
Upstream MH
20 0072
Downstream MH
20 0073
Dir. of Survey
Upstream
Length Surveyed
149.8 ft.
Total Length
149.8 ft.
Structural Index
3
Structural Quick
3E2E
Structural Rating
150
O&M Index
3
O&M Quick
3E00
O&M Rating
90
Overall Index
3
Overall Quick
Overall Rating
240
Pipe schematic from manhole 20 0072 to 20 0073
MH: 20 0072MH: 20 0073upstream0 ft. DSZ - Deposits Settled Other, 15 %of cross sectional area, from 05 to 07 o'clock, , within 8 inches of joint: YES, Finish0 ft. SAP - Surface Aggregate Projecting, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish0 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish0 ft. MSA - Survey Abandoned - REVERSAL COMPLETE.16.8 ft. TFC - Tap Factory Made Capped, at 02 o'clock, -, within 8 inches of joint: NO, 6"65 ft. TFC - Tap Factory Made Capped, at 10 o'clock, -, within 8 inches of joint: NO, 6"117.5 ft. TFC - Tap Factory Made Capped, at 02 o'clock, -, within 8 inches of joint: NO, 6"147.8 ft. DSZ - Deposits Settled Other, 15 %of cross sectional area, from 05 to 07 o'clock, , within 8 inches of joint: YES, Start - DEBRIS147.8 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Start147.8 ft. SAP - Surface Aggregate Projecting, from 08 to 04 o'clock, within 8 inches of joint: YES, Start149.8 ft. MWM - Water Mark, 10 %of cross sectional area149.8 ft. MWL - Water Level, 5 %of cross sectional area149.8 ft. AMH - Downstream Manhole, Survey Begins - 20 0072

Observation photos (3)

  • Deposits Settled Other,  15 %of cross sectional area, from 05 to 07 o'clock,  , within 8 inches of joint: YES, Start - DEBRIS

    2 ft. - Deposits Settled Other, 15 %of cross sectional area, from 05 to 07 o'clock, , within 8 inches of joint: YES, Start - DEBRIS

  • Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Start

    2 ft. - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Start

  • Surface Aggregate Projecting, from 08 to 04 o'clock, within 8 inches of joint: YES, Start

    2 ft. - Surface Aggregate Projecting, from 08 to 04 o'clock, within 8 inches of joint: YES, Start

Observations (13)

DistanceCodeObservation
0MWM
32.3TFC
2DSZDEBRIS
0MWL
2SSS
0AMH20 0072
2SAP
149.8DSZ
84.8TFC
149.8SAP
133TFC
149.8SSS
149.8MSAREVERSAL COMPLETE.

Properties (6)

additional_info
SC398847
custom_field_two
2
customer
LACSD
datetime
2020-03-30T23:57:38-07:00
documentation
PRO PIPE
is_lateral_inspection
false